int main( int argc, char *argv[]){
//set up the images
Image *src;
Image *myImage;
//set up the modules!!
Module *basket;
Module *connector;
Module *connector1;
Line l;
Point pts[2];
Module *circle;
Module *hotAirBalloon;
Module *teamOfBalloons;
Module *scene;
//pick the colors
Color colors[6];
Color brown;
Color blue;
Color green;
Color grey;
//set up view stuff, and image file stuff
Matrix vtm, gtm;
int rows;
int cols;
View3D view;
DrawState *ds;
char filename[256];
int i, j, k, m, n;
//Set the colors up
color_set(&brown, 0.2, 0.1, 0.0);
color_set(&blue, 0.6, 0.8, 1.0);
color_set(&green, 0.1, 0.4, 0.0);
color_set(&grey, 0.3, 0.3, 0.3);
color_set(&colors[0], 1.0, 0.0, 0.0);//Red
color_set(&colors[1],1.0, 0.5, 0.0);//orange
color_set(&colors[2],1.0, 1.0, 0.1);//yellow
color_set(&colors[3], 0.0, 1.0, 0.0);//green
color_set(&colors[4], 0.0, 0.0, 1.0);//blue
color_set(&colors[5], 0.4, 0.0, 0.8);//purple
//if you want to supply a background image you can, otherwise I set a default sky blue background!
if(argc>1){
printf("you supplied an image\n");
myImage = image_read(argv[1]);
rows = myImage->rows;
cols = myImage->cols;
printf("%d %d\n", rows, cols);
}else{
printf("We are giving your image a default size!\n");
rows = 500;
cols = 500;
myImage = image_create(rows, cols);
for(m = 0; m< rows; m++){
for(n = 0; n<cols; n++){
image_setColor(myImage, m, n, blue);
}
}
}
//Loop over the scene 300 times moving the scene around!!
for(k = 0; k<300; k++){
//Set up the view
point_set( &(view.vrp), 150, 100, 200, 1.0);
vector_set( &(view.vpn), -view.vrp.val[0], -view.vrp.val[1], -view.vrp.val[2]);
vector_set( &(view.vup), 0, 1.0, 0);
view.d = 20;
view.du = 10;
view.dv = view.du* (float)rows/cols;
view.f = 0;
view.b = 5;
view.screenx = rows;
view.screeny = cols;
matrix_setView3D( &vtm, &view);
matrix_identity( >m );
// basket: cube (will need 1 in hot air balloon module)
basket = module_create();
module_color(basket, &brown);
module_cube(basket, 1);
//connectors: lines need 4
connector = module_create();
point_set3D(&pts[0],1,1,1 );
point_set3D(&pts[1],2,4.2,1);
line_set(&l, pts[0], pts[1]);
module_line(connector, &l);
connector1 = module_create();
point_set3D(&pts[0], 1,1 , 1);
point_set3D(&pts[1], 0,4.2 ,1 );
line_set(&l, pts[0], pts[1]);
module_line(connector1, &l);
// balloon: circles nested on top of eachother
circle = module_create();
module_color(circle, &colors[0]);
module_rotateX(circle, 0, 1);
module_translate2D(circle, 0, 3);
module_circle(circle, 1);
module_color(circle, &colors[1]);
module_rotateX(circle, 1, 0);
module_translate2D(circle, 0, 1);
module_circle(circle, 2.5);
module_color(circle, &colors[2]);
module_rotateX(circle, 1, 0);
module_translate2D(circle, 0, 1);
module_circle(circle, 3);
module_color(circle, &colors[3]);
module_rotateX(circle, 1, 0);
module_translate2D(circle, 0, 1);
module_circle(circle, 4);
module_color(circle, &colors[4]);
module_rotateX(circle, 1, 0);
module_translate2D(circle, 0, 1);
module_circle(circle, 5);
module_color(circle, &colors[5]);
module_rotateX(circle, 1, 0);
module_translate2D(circle, 0, 1);
module_circle(circle, 6);
module_color(circle, &colors[0]);
module_rotateX(circle, 1,0);
module_translate2D(circle, 0, 1);
module_circle(circle, 7);
module_color(circle, &colors[1]);
module_rotateX(circle, 1, 0);
module_translate2D(circle, 0, 1);
module_circle(circle, 7);
module_color(circle, &colors[2]);
module_rotateX(circle, 1, 0);
module_translate2D(circle, 0,1);
module_circle(circle, 7);
module_color(circle, &colors[3]);
module_rotateX(circle, 1, 0);
module_translate2D(circle, 0, 1);
module_circle(circle, 7);
module_color(circle, &colors[4]);
module_rotateX(circle, 1, 0);
module_translate2D(circle, 0, 1);
module_circle(circle, 6);
module_color(circle, &colors[5]);
module_rotateX(circle, 1, 0);
module_translate2D(circle, 0, 1);
module_circle(circle, 5);
module_color(circle, &colors[0]);
module_rotateX(circle, 1, 0);
module_translate2D(circle, 0, 1);
module_circle(circle, 4);
module_color(circle, &colors[1]);
module_rotateX(circle, 1, 0);
module_translate2D(circle, 0, 0.5);
module_circle(circle, 3);
module_color(circle, &colors[2]);
module_rotateX(circle, 1, 0);
module_translate2D(circle, 0, 0.5);
module_circle(circle, 2);
//hotAirBalloon: put the above parts together
hotAirBalloon = module_create();
module_module(hotAirBalloon, basket);
module_module(hotAirBalloon, connector);
module_translate(hotAirBalloon, -2,0 ,0 );
module_module(hotAirBalloon, connector1);
module_translate(hotAirBalloon, 0, 0, -2);
module_module(hotAirBalloon, connector1);
module_translate(hotAirBalloon, 2, 0, 0);
module_module(hotAirBalloon, connector);
module_module(hotAirBalloon, circle);
//make a team of balloons
teamOfBalloons = module_create();
module_translate(teamOfBalloons, 0,-30,-15);
module_module(teamOfBalloons, hotAirBalloon);
module_translate(teamOfBalloons, 0, 0+(k*0.1),15);
module_module(teamOfBalloons, hotAirBalloon);
module_translate(teamOfBalloons, 0, 0+(k*0.1),15);
module_module(teamOfBalloons, hotAirBalloon);
//make a scene of balloons
scene = module_create();
module_translate(scene, -40, 10+(k*0.1), 10);
module_module(scene, teamOfBalloons);
module_translate(scene, 140, 10, 55);
module_module(scene, teamOfBalloons);
module_translate(scene, -50, 10+(k*0.1), -40);
module_module(scene, teamOfBalloons);
module_translate(scene, 30, 10+(k*0.2) , -55);
module_module(scene, teamOfBalloons);
//set up the image
src = image_create(rows, cols);
//Either draw the background image you supplied or use my default background
for (i = 0; i<rows; i++){
for (j = 0; j<cols; j++){
blue = image_getColor(myImage, i, j);
image_setColor(src,i, j, blue);
}
}
//set up the draw state if you want filled polygons need to use ShadeConstant instead of ShadeFrame
ds = drawstate_create();
ds->shade = ShadeFrame;
//draw the modules!
module_draw( scene, &vtm, >m, ds, NULL, src);
//put the files in the right place with the right name!!
sprintf(filename, "/export/home/vedwards/Desktop/Graphics/images/hotAirBalloons3/frame-%04d.ppm", k );
printf("Writing image\n");
image_write( src, filename );
}
//Clean up, delete all of the modules, images, and drawState
module_delete(basket);
module_delete(connector);
module_delete(connector1);
module_delete(circle);
module_delete(hotAirBalloon);
module_delete(teamOfBalloons);
free(ds);
image_free( src );
image_free( myImage );
return(0);
}
/*
* add a teapot to the module with the specified number of divisions
*/
void module_teapot(Module *m, int divisions, int solid){
int i, j;
Point teapot[127] =
{
{{ 0.2000, 0.0000, 2.70000, 1.0 }}, {{ 0.2000, -0.1120, 2.70000, 1.0 }},
{{ 0.1120, -0.2000, 2.70000, 1.0 }}, {{ 0.0000, -0.2000, 2.70000, 1.0 }},
{{ 1.3375, 0.0000, 2.53125, 1.0 }}, {{ 1.3375, -0.7490, 2.53125, 1.0 }},
{{ 0.7490, -1.3375, 2.53125, 1.0 }}, {{ 0.0000, -1.3375, 2.53125, 1.0 }},
{{ 1.4375, 0.0000, 2.53125, 1.0 }}, {{ 1.4375, -0.8050, 2.53125, 1.0 }},
{{ 0.8050, -1.4375, 2.53125, 1.0 }}, {{ 0.0000, -1.4375, 2.53125, 1.0 }},
{{ 1.5000, 0.0000, 2.40000, 1.0 }}, {{ 1.5000, -0.8400, 2.40000, 1.0 }},
{{ 0.8400, -1.5000, 2.40000, 1.0 }}, {{ 0.0000, -1.5000, 2.40000, 1.0 }},
{{ 1.7500, 0.0000, 1.87500, 1.0 }}, {{ 1.7500, -0.9800, 1.87500, 1.0 }},
{{ 0.9800, -1.7500, 1.87500, 1.0 }}, {{ 0.0000, -1.7500, 1.87500, 1.0 }},
{{ 2.0000, 0.0000, 1.35000, 1.0 }}, {{ 2.0000, -1.1200, 1.35000, 1.0 }},
{{ 1.1200, -2.0000, 1.35000, 1.0 }}, {{ 0.0000, -2.0000, 1.35000, 1.0 }},
{{ 2.0000, 0.0000, 0.90000, 1.0 }}, {{ 2.0000, -1.1200, 0.90000, 1.0 }},
{{ 1.1200, -2.0000, 0.90000, 1.0 }}, {{ 0.0000, -2.0000, 0.90000, 1.0 }},
{{ -2.0000, 0.0000, 0.90000, 1.0 }}, {{ 2.0000, 0.0000, 0.45000, 1.0 }},
{{ 2.0000, -1.1200, 0.45000, 1.0 }}, {{ 1.1200, -2.0000, 0.45000, 1.0 }},
{{ 0.0000, -2.0000, 0.45000, 1.0 }}, {{ 1.5000, 0.0000, 0.22500, 1.0 }},
{{ 1.5000, -0.8400, 0.22500, 1.0 }}, {{ 0.8400, -1.5000, 0.22500, 1.0 }},
{{ 0.0000, -1.5000, 0.22500, 1.0 }}, {{ 1.5000, 0.0000, 0.15000, 1.0 }},
{{ 1.5000, -0.8400, 0.15000, 1.0 }}, {{ 0.8400, -1.5000, 0.15000, 1.0 }},
{{ 0.0000, -1.5000, 0.15000, 1.0 }}, {{ -1.6000, 0.0000, 2.02500, 1.0 }},
{{ -1.6000, -0.3000, 2.02500, 1.0 }}, {{ -1.5000, -0.3000, 2.25000, 1.0 }},
{{ -1.5000, 0.0000, 2.25000, 1.0 }}, {{ -2.3000, 0.0000, 2.02500, 1.0 }},
{{ -2.3000, -0.3000, 2.02500, 1.0 }}, {{ -2.5000, -0.3000, 2.25000, 1.0 }},
{{ -2.5000, 0.0000, 2.25000, 1.0 }}, {{ -2.7000, 0.0000, 2.02500, 1.0 }},
{{ -2.7000, -0.3000, 2.02500, 1.0 }}, {{ -3.0000, -0.3000, 2.25000, 1.0 }},
{{ -3.0000, 0.0000, 2.25000, 1.0 }}, {{ -2.7000, 0.0000, 1.80000, 1.0 }},
{{ -2.7000, -0.3000, 1.80000, 1.0 }}, {{ -3.0000, -0.3000, 1.80000, 1.0 }},
{{ -3.0000, 0.0000, 1.80000, 1.0 }}, {{ -2.7000, 0.0000, 1.57500, 1.0 }},
{{ -2.7000, -0.3000, 1.57500, 1.0 }}, {{ -3.0000, -0.3000, 1.35000, 1.0 }},
{{ -3.0000, 0.0000, 1.35000, 1.0 }}, {{ -2.5000, 0.0000, 1.12500, 1.0 }},
{{ -2.5000, -0.3000, 1.12500, 1.0 }}, {{ -2.6500, -0.3000, 0.93750, 1.0 }},
{{ -2.6500, 0.0000, 0.93750, 1.0 }}, {{ -2.0000, -0.3000, 0.90000, 1.0 }},
{{ -1.9000, -0.3000, 0.60000, 1.0 }}, {{ -1.9000, 0.0000, 0.60000, 1.0 }},
{{ 1.7000, 0.0000, 1.42500, 1.0 }}, {{ 1.7000, -0.6600, 1.42500, 1.0 }},
{{ 1.7000, -0.6600, 0.60000, 1.0 }}, {{ 1.7000, 0.0000, 0.60000, 1.0 }},
{{ 2.6000, 0.0000, 1.42500, 1.0 }}, {{ 2.6000, -0.6600, 1.42500, 1.0 }},
{{ 3.1000, -0.6600, 0.82500, 1.0 }}, {{ 3.1000, 0.0000, 0.82500, 1.0 }},
{{ 2.3000, 0.0000, 2.10000, 1.0 }}, {{ 2.3000, -0.2500, 2.10000, 1.0 }},
{{ 2.4000, -0.2500, 2.02500, 1.0 }}, {{ 2.4000, 0.0000, 2.02500, 1.0 }},
{{ 2.7000, 0.0000, 2.40000, 1.0 }}, {{ 2.7000, -0.2500, 2.40000, 1.0 }},
{{ 3.3000, -0.2500, 2.40000, 1.0 }}, {{ 3.3000, 0.0000, 2.40000, 1.0 }},
{{ 2.8000, 0.0000, 2.47500, 1.0 }}, {{ 2.8000, -0.2500, 2.47500, 1.0 }},
{{ 3.5250, -0.2500, 2.49375, 1.0 }}, {{ 3.5250, 0.0000, 2.49375, 1.0 }},
{{ 2.9000, 0.0000, 2.47500, 1.0 }}, {{ 2.9000, -0.1500, 2.47500, 1.0 }},
{{ 3.4500, -0.1500, 2.51250, 1.0 }}, {{ 3.4500, 0.0000, 2.51250, 1.0 }},
{{ 2.8000, 0.0000, 2.40000, 1.0 }}, {{ 2.8000, -0.1500, 2.40000, 1.0 }},
{{ 3.2000, -0.1500, 2.40000, 1.0 }}, {{ 3.2000, 0.0000, 2.40000, 1.0 }},
{{ 0.0000, 0.0000, 3.15000, 1.0 }}, {{ 0.8000, 0.0000, 3.15000, 1.0 }},
{{ 0.8000, -0.4500, 3.15000, 1.0 }}, {{ 0.4500, -0.8000, 3.15000, 1.0 }},
{{ 0.0000, -0.8000, 3.15000, 1.0 }}, {{ 0.0000, 0.0000, 2.85000, 1.0 }},
{{ 1.4000, 0.0000, 2.40000, 1.0 }}, {{ 1.4000, -0.7840, 2.40000, 1.0 }},
{{ 0.7840, -1.4000, 2.40000, 1.0 }}, {{ 0.0000, -1.4000, 2.40000, 1.0 }},
{{ 0.4000, 0.0000, 2.55000, 1.0 }}, {{ 0.4000, -0.2240, 2.55000, 1.0 }},
{{ 0.2240, -0.4000, 2.55000, 1.0 }}, {{ 0.0000, -0.4000, 2.55000, 1.0 }},
{{ 1.3000, 0.0000, 2.55000, 1.0 }}, {{ 1.3000, -0.7280, 2.55000, 1.0 }},
{{ 0.7280, -1.3000, 2.55000, 1.0 }}, {{ 0.0000, -1.3000, 2.55000, 1.0 }},
{{ 1.3000, 0.0000, 2.40000, 1.0 }}, {{ 1.3000, -0.7280, 2.40000, 1.0 }},
{{ 0.7280, -1.3000, 2.40000, 1.0 }}, {{ 0.0000, -1.3000, 2.40000, 1.0 }},
{{ 0.0000, 0.0000, 0.00000, 1.0 }}, {{ 1.4250, -0.7980, 0.00000, 1.0 }},
{{ 1.5000, 0.0000, 0.07500, 1.0 }}, {{ 1.4250, 0.0000, 0.00000, 1.0 }},
{{ 0.7980, -1.4250, 0.00000, 1.0 }}, {{ 0.0000, -1.5000, 0.07500, 1.0 }},
{{ 0.0000, -1.4250, 0.00000, 1.0 }}, {{ 1.5000, -0.8400, 0.07500, 1.0 }},
{{ 0.8400, -1.5000, 0.07500, 1.0 }}
};
int rim[16] =
{ 102, 103, 104, 105, 4, 5, 6, 7,
8, 9, 10, 11, 12, 13, 14, 15 };
int body[2][16] = {
{ 12, 13, 14, 15, 16, 17, 18, 19,
20, 21, 22, 23, 24, 25, 26, 27 },
{ 24, 25, 26, 27, 29, 30, 31, 32,
33, 34, 35, 36, 37, 38, 39, 40 } };
int lid[2][16] = {
{ 96, 96, 96, 96, 97, 98, 99, 100,
101, 101, 101, 101, 0, 1, 2, 3 },
{ 0, 1, 2, 3, 106, 107, 108, 109,
110, 111, 112, 113, 114, 115, 116, 117 } };
int handle[2][16] = {
{ 41, 42, 43, 44, 45, 46, 47, 48,
49, 50, 51, 52, 53, 54, 55, 56 },
{ 53, 54, 55, 56, 57, 58, 59, 60,
61, 62, 63, 64, 28, 65, 66, 67 } };
int spout[2][16] = {
{ 68, 69, 70, 71, 72, 73, 74, 75,
76, 77, 78, 79, 80, 81, 82, 83 },
{ 80, 81, 82, 83, 84, 85, 86, 87,
88, 89, 90, 91, 92, 93, 94, 95 } };
int bottom[16] =
{ 118, 118, 118, 118, 124, 122, 119, 121,
123, 126, 125, 120, 40, 39, 38, 37 };
BezierSurface rimSurf, body1Surf, body2Surf, lid1Surf, lid2Surf,
handle1Surf, handle2Surf, spout1Surf, spout2Surf, bottomSurf;
// init all surfaces
rimSurf.zBuffer = body1Surf.zBuffer = body2Surf.zBuffer = lid1Surf.zBuffer =
lid2Surf.zBuffer = handle1Surf.zBuffer = handle2Surf.zBuffer =
spout1Surf.zBuffer = spout2Surf.zBuffer = bottomSurf.zBuffer = 1;
for(i=0;i<4;i++){
for(j=0;j<4;j++){
rimSurf.c[i][j] = teapot[rim[j+4*i]];
body1Surf.c[i][j] = teapot[body[0][j+4*i]];
body2Surf.c[i][j] = teapot[body[1][j+4*i]];
lid1Surf.c[i][j] = teapot[lid[0][j+4*i]];
lid2Surf.c[i][j] = teapot[lid[1][j+4*i]];
handle1Surf.c[i][j] = teapot[handle[0][j+4*i]];
handle2Surf.c[i][j] = teapot[handle[1][j+4*i]];
spout1Surf.c[i][j] = teapot[spout[0][j+4*i]];
spout2Surf.c[i][j] = teapot[spout[1][j+4*i]];
bottomSurf.c[i][j] = teapot[bottom[j+4*i]];
}
}
// add surfaces to module so y is up
module_rotateX(m, cos(1.5*M_PI), sin(1.5*M_PI));
for(i=0;i<4;i++){
module_rotateY(m, cos(0.5*M_PI*i), sin(0.5*M_PI*i));
module_bezierSurface(m, &rimSurf, divisions, solid);
module_bezierSurface(m, &body1Surf, divisions, solid);
module_bezierSurface(m, &body2Surf, divisions, solid);
module_bezierSurface(m, &lid1Surf, divisions, solid);
module_bezierSurface(m, &lid2Surf, divisions, solid);
module_bezierSurface(m, &bottomSurf, divisions, solid);
}
module_bezierSurface(m, &handle1Surf, divisions, solid);
module_bezierSurface(m, &handle2Surf, divisions, solid);
module_bezierSurface(m, &spout1Surf, divisions, solid);
module_bezierSurface(m, &spout2Surf, divisions, solid);
for(i=0;i<4;i++){
for(j=0;j<4;j++){
handle1Surf.c[i][j].val[1] = -1*handle1Surf.c[i][j].val[1];
handle2Surf.c[i][j].val[1] = -1*handle2Surf.c[i][j].val[1];
spout1Surf.c[i][j].val[1] = -1*spout1Surf.c[i][j].val[1];
spout2Surf.c[i][j].val[1] = -1*spout2Surf.c[i][j].val[1];
}
}
module_bezierSurface(m, &handle1Surf, divisions, solid);
module_bezierSurface(m, &handle2Surf, divisions, solid);
module_bezierSurface(m, &spout1Surf, divisions, solid);
module_bezierSurface(m, &spout2Surf, divisions, solid);
}